Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS43 KLOT 200646
CLIPWK
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
146 AM CDT SUN SEP 20 2026
...................................
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 19 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1996 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 71 MM 89 2024 74 -3 85
MINIMUM 63 MM 38 2012 55 8 65
AVERAGE 67 65 2 75
PRECIPITATION (IN)
YESTERDAY 0.88 2.95 2001 0.10 0.78 0.00
MONTH TO DATE 1.83 1.93 -0.10 1.40
SINCE SEP 1 1.83 1.93 -0.10 1.40
SINCE JAN 1 28.39 24.27 4.12 19.17
DEGREE DAYS
HEATING
YESTERDAY 0 3 -3 0
MONTH TO DATE 6 30 -24 34
SINCE SEP 1 6 30 -24 34
SINCE JUL 1 6 37 -31 42
COOLING
YESTERDAY 2 3 -1 10
MONTH TO DATE 151 85 66 69
SINCE SEP 1 151 85 66 69
SINCE JAN 1 943 899 44 993
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (360)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 5.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 8:00 PM
LOWEST 73 2:00 AM
AVERAGE 87
..........................................................
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 93 2017
2018
MINIMUM TEMPERATURE (F) 55 42 2006
SUNRISE AND SUNSET
SEPTEMBER 20 2026.....SUNRISE 6:37 AM CDT SUNSET 6:52 PM CDT
SEPTEMBER 21 2026.....SUNRISE 6:38 AM CDT SUNSET 6:50 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$